#include<bits/stdc++.h>

using namespace std;

main() {
    int a, b, c;
    cin >> a >> b >> c;
//	cout<<max(a,max(b,c));
    int m;//擂主
    m = a;//先让a站在擂台上
    if (b > m)m = b;
    if (c > m)m = c;
    cout << m;


}